Finding the Fourth Proportional to 23,127.90, 34,657.29 and 12,725.34

Step by Step Solution

1. Step 1: Write the proportion equation
   23,127.90 : 34,657.29 = 12,725.34 : x
2. Step 2: Convert to fraction form
   23,127.90/34,657.29 = 12,725.34/x
3. Step 3: Cross multiply
   23,127.90x = 34,657.29 × 12,725.34
4. Step 4: Simplify right side
   23,127.90x = 441,025,798.73
5. Step 5: Solve for x
   x = 441,025,798.73/23,127.90
6. Step 6: Final answer
   x = 19,068.99